CN213794595U - Bolt cutting device with adjustable diameter - Google Patents

Abstract

The utility model discloses a diameter-adjustable bolt cutting device, which comprises a table top, wherein the upper surface of the table top is provided with a first mounting frame, a second mounting frame and a third mounting frame, symmetrical limiting wheels are installed on the first mounting frame, the second mounting frame is arranged behind the first mounting frame, rolling wheels which are symmetrically arranged are installed on the second mounting frame, the third mounting frame is arranged behind the second mounting frame, a driving wheel is installed on the third mounting frame, the driving wheel is connected with two symmetrical rolling wheels through a chain, the rolling wheels comprise a driven wheel arranged above and a main wheel positioned below the driven wheel, the two driven wheels are respectively used for movably connecting a corresponding main wheel and a main wheel corresponding to the fixed connection, the driving wheel is connected with the two driven wheels through the chain, a cutting machine is arranged behind the third mounting frame, a motor is arranged above the driving wheel, the motor drives the drive wheel. Bolt cutting of different lengths can be performed.

Description

Bolt cutting device with adjustable diameter

Technical Field

The utility model particularly relates to a diameter adjustable bolt cutting device.

Background

The prior art situation is as follows: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. The bolt is in the course of working, need earlier with reinforcing bar raw and other materials dissection, then carries out thread machining again, but current bolt cutting device does not possess normally and corrects the function, carries out the dissection for the manpower usually, when needing to cut different length moreover, also more troublesome, needs the earlier selection scale, carries out the alignment of scale through the manpower and cuts, and the precision is also lower than lower, for this, the utility model provides a can adapt to the bolt cutting device of multiple diameter specification to can carry out the bolt cutting of different length.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a diameter-adjustable bolt cutting device, which comprises a table top, wherein the upper surface of the table top is provided with a first mounting frame, a second mounting frame and a third mounting frame, symmetrical limiting wheels are installed on the first mounting frame, the second mounting frame is arranged behind the first mounting frame, rolling wheels which are symmetrically arranged are installed on the second mounting frame, the third mounting frame is arranged behind the second mounting frame, a driving wheel is installed on the third mounting frame, the driving wheel is connected with two symmetrical rolling wheels through a chain, the rolling wheels comprise a driven wheel which is arranged above and a main wheel which is positioned below the driven wheel, the two driven wheels are respectively used for movably connecting the corresponding main wheel and fixedly connecting the corresponding main wheel, the driving wheel is connected with the two driven wheels through a chain, and a cutting machine is arranged behind the third mounting frame, and a motor is arranged above the driving wheel and drives the driving wheel.

Preferably, be provided with the shifting chute on the first mounting bracket, spacing wheel is fixed through fixed roating seat on the shifting chute, and can be through changing the position of fixed roating seat in the shifting chute and then change the position of spacing wheel, the central point of first mounting bracket puts the department and is provided with the mounting panel, the both sides of mounting panel are provided with the spring, the fixed roating seat that corresponds spacing wheel is connected respectively to the spring, just the spring is in tensile state, continuously provides the pulling force.

Preferably, a second moving groove is formed in the second mounting frame, and the rolling wheel is fixed to the second moving groove through a fixed rotating seat and can move.

As preferred, be provided with the horizontal spacing groove that sets up on the third mounting bracket, one side that the spacing groove is close to the second mounting bracket is provided with rotatory limit structure, the drive wheel passes through spacing roating seat to be fixed the spacing inslot, and can remove, spacing roating seat is close to one side of rotatory limit structure is provided with the breach, rotatory limit structure includes fixed plate, screw rod, the fixed plate is fixed on the third mounting bracket, the rotatory spiral shell is installed the screw rod in the fixed plate and is changed its position and can be with the drive wheel is spacing, the screw rod is contradicted breach department.

Preferably, the cutting machine is fixed by a rotary seat, and a handle is arranged at the front end of the cutting machine.

Preferably, a length limiting structure is arranged behind the cutting machine, the length limiting structure comprises a fixing plate far away from one end of the cutting machine, a screw is mounted on the fixing plate, an expansion end of the screw is arranged on the outer side, a round top plate is fixed at the other end of the screw, and the position of the top plate can be controlled by rotating the screw.

Compared with the prior art, the utility model discloses following beneficial effect has: the thickness of a screw rod which can be accommodated by the device can be adjusted by adjusting the rotation limiting mechanism 42 of the device in a tensioning mode, and the device also has the function of adjusting the cutting length of the bolt.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic view of the downward-looking mechanism of the present invention in different states;

fig. 3 is a schematic view of the driving structure of the reinforcing bar.

In the above figures, 1, a table top, 2, a first mounting rack, 3, a second mounting rack, 4, a third mounting rack, 5, a rotary seat, 6, a cutting machine, 7, a length limiting structure, 8, a motor, 9, a driving wheel, 10, a chain, 11, a rolling wheel, 12, a fixed rotary seat, 13, a mounting plate, 14, a spring, 15, a limiting wheel, 16, a reinforcing steel bar, 21, a moving groove, 31, a second moving groove, 41, a limiting groove, 42, a rotary limiting structure, 61, a handle, 91, a limiting rotary seat, 111, a main wheel, 112 and a driven wheel.

Detailed Description

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings provided in the embodiments of the present invention, and it is obvious that the described embodiments are only preferred embodiments of the present invention, not all embodiments. Based on the preferred embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. The present invention will be described in further detail below.

In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. The foregoing definitions are for the purpose of facilitating the description of the invention and simplifying the description and are not intended to indicate or imply that the structure referred to must have a particular orientation, be constructed and operated in a particular orientation and therefore should not be considered limiting of the invention.

As shown in fig. 1-3, the utility model provides a diameter adjustable bolt cutting device, including mesa 1, the upper surface of mesa 1 is provided with first mounting bracket 2, second mounting bracket 3 and third mounting bracket 4, first mounting bracket 2 installs the spacing wheel 15 of symmetry, be second mounting bracket 3 behind the first mounting bracket 2, install the roll wheel 11 that the symmetry set up on the second mounting bracket 3, be third mounting bracket 4 behind the second mounting bracket 3, install drive wheel 9 on the third mounting bracket 4, drive wheel 9 passes through chain 10 and connects the roll wheel 11 of two symmetries, roll wheel 11 includes that the top sets up from driving wheel 112, be located from main wheel 111 of driving wheel 112 below, two from driving wheel 112 are used for swing joint corresponding main wheel 111 respectively (through antifriction bearing swing joint, can not drive the main wheel 111 of below when rotating from driving wheel 112 promptly), The main wheel 111 that fixed connection corresponds (from driving wheel 112, the synchronous rotation of main wheel 111), two driven wheels 112 are connected through chain 10 to drive wheel 9, be provided with cutting machine 6 behind the third mounting bracket 4, the top of drive wheel 9 is provided with motor 8, the drive of motor 8 drive wheel 9.

Be provided with the shifting chute 21 on the first mounting bracket 2, spacing wheel 15 is fixed through fixed roating seat 12 on the shifting chute 21, and can be through changing the position of fixed roating seat 12 in shifting chute 21 and then change spacing wheel 15's position, the central point department of putting of first mounting bracket 2 is provided with mounting panel 13, the both sides of mounting panel 13 are provided with spring 14, spring 14 connects the fixed roating seat 12 that corresponds spacing wheel 15 respectively, just spring 14 is in tensile state, continuously provides the pulling force.

The second mounting bracket 3 is provided with a second moving groove 31, and the rolling wheel 11 is fixed on the second moving groove 31 through a fixed rotating seat 12 and can move.

Be provided with the horizontal spacing groove 41 that sets up on third mounting bracket 4, one side that spacing groove 41 is close to second mounting bracket 3 is provided with rotatory limit structure 42, drive wheel 9 is fixed through spacing roating seat 91 in the spacing groove 41, and can remove, spacing roating seat 91 is close to one side of rotatory limit structure 42 is provided with the breach, rotatory limit structure 42 includes fixed plate, screw rod, the fixed plate is fixed on third mounting bracket 4, the screw rod that rotatory spiral shell was installed in the fixed plate changes its position and can with drive wheel 9 is spacing, the screw rod is contradicted breach department. The driving wheel 9 is connected with the rolling wheel 11 in the same manner as a tension wheel of a bicycle, and after the chain 10 is tensioned through the rotation limiting structure 42, the rolling wheel 11 can be driven through the driving wheel 9.

The cutting machine 6 is fixed through the rotary seat 5, and a handle 61 is arranged at the front end of the cutting machine 6.

Be provided with length limit structure 7 behind cutting machine 6, length limit structure 7 is including the fixed plate of keeping away from cutting machine 6 one end, install the screw rod on the fixed plate, the end of expanding of screw rod sets up in the outside, the other end of screw rod is fixed with the circular shape roof, can control through rotatory screw rod the position of roof.

When the device is used, firstly, the rotary limiting structure 42 is adjusted according to the diameter thickness of a steel bar 16 to be processed, then, the steel bar 16 extends into the first mounting frame 2 from one side, extends into the limiting wheels 15, then continuously extends into the limiting wheels, passes through the rolling wheels 11, at this time, after the driving wheels 9 are tensioned by controlling the rotary limiting structure 42, the two rolling wheels 11 can clamp the steel bar 16, and can drive one of the rolling wheels 11 to roll by driving the driving wheels 9, so as to drive the steel bar 16 to move forwards, the driven rolling wheel 11 is the rolling wheel 11 fixedly connected with the driven wheel 112 and the main wheel 111, the other rolling wheel 11 movably connected with the driven wheel 112 and the main wheel 111 is also used as a rolling wheel, when the steel bar 16 rolls to touch the top plate of the length limiting structure, the motor 8 is stopped, and the cutting machine 6 is controlled to cut, and then starting the motor 8, continuing to move forwards, colliding, cutting again, and circularly reciprocating.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (6)

1. The diameter-adjustable bolt cutting device is characterized by comprising a table board, wherein a first mounting frame, a second mounting frame and a third mounting frame are arranged on the upper surface of the table board, symmetrical limiting wheels are mounted on the first mounting frame, the second mounting frame is arranged behind the first mounting frame, rolling wheels which are symmetrically arranged are mounted on the second mounting frame, the third mounting frame is arranged behind the second mounting frame, a driving wheel is mounted on the third mounting frame and is connected with two symmetrical rolling wheels through a chain, the rolling wheels comprise driven wheels arranged above and main wheels positioned below the driven wheels, the two driven wheels are respectively used for movably connecting corresponding main wheels and fixedly connecting corresponding main wheels, the driving wheel is connected with the two driven wheels through the chain, a cutting machine is arranged behind the third mounting frame, and a motor is arranged above the driving wheels, the motor drives the drive wheel.

2. The bolt cutting device with the adjustable diameter according to claim 1, wherein a moving groove is formed in the first mounting frame, the limiting wheel is fixed on the moving groove through a fixed rotating seat, the position of the limiting wheel can be changed by changing the position of the fixed rotating seat in the moving groove, a mounting plate is arranged at the center of the first mounting frame, springs are arranged on two sides of the mounting plate, the springs are respectively connected with the fixed rotating seats corresponding to the limiting wheel, and the springs are in a stretching state and continuously provide tension.

3. A bolt cutting device with an adjustable diameter as claimed in claim 1, wherein the second mounting frame is provided with a second moving groove, and the rolling wheel is fixed on the second moving groove through a fixed rotating seat and can move.

4. The bolt cutting device with the adjustable diameter according to claim 1, wherein a transversely-arranged limiting groove is formed in the third mounting frame, a rotary limiting structure is arranged on one side, close to the second mounting frame, of the limiting groove, the driving wheel is fixed in the limiting groove through a limiting rotary seat and can move, a notch is formed in one side, close to the rotary limiting structure, of the limiting rotary seat, the rotary limiting structure comprises a fixing plate and a screw rod, the fixing plate is fixed on the third mounting frame, the driving wheel can be limited when the position of the screw rod, fixedly installed in the fixing plate, of the rotary screw changes, and the screw rod abuts against the notch.

5. The bolt cutting device with the adjustable diameter as claimed in claim 1, wherein the cutter is fixed by a rotary base, and a handle is arranged at the front end of the cutter.

6. The bolt cutting device with the adjustable diameter as claimed in claim 1, wherein a length limiting structure is arranged behind the cutting machine, the length limiting structure comprises a fixing plate far away from one end of the cutting machine, a screw is mounted on the fixing plate, an expanding end of the screw is arranged on the outer side, a round top plate is fixed at the other end of the screw, and the position of the top plate can be controlled by rotating the screw.

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